1 files changed, 51 insertions, 0 deletions
diff --git a/include/linux/mfd/abx500/ab8500-codec.h b/include/linux/mfd/abx500/ab8500-codec.h
new file mode 100644
index 000000000..c19f50512
--- /dev/null
+++ b/include/linux/mfd/abx500/ab8500-codec.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) ST-Ericsson SA 2012
+ *
+ * Author: Ola Lilja <ola.o.lilja@stericsson.com>
+ *         for ST-Ericsson.
+ *
+ * License terms:
+ */
+
+#ifndef AB8500_CORE_CODEC_H
+#define AB8500_CORE_CODEC_H
+
+/* Mic-types */
+enum amic_type {
+	AMIC_TYPE_SINGLE_ENDED,
+	AMIC_TYPE_DIFFERENTIAL
+};
+
+/* Mic-biases */
+enum amic_micbias {
+	AMIC_MICBIAS_VAMIC1,
+	AMIC_MICBIAS_VAMIC2,
+	AMIC_MICBIAS_UNKNOWN
+};
+
+/* Bias-voltage */
+enum ear_cm_voltage {
+	EAR_CMV_0_95V,
+	EAR_CMV_1_10V,
+	EAR_CMV_1_27V,
+	EAR_CMV_1_58V,
+	EAR_CMV_UNKNOWN
+};
+
+/* Analog microphone settings */
+struct amic_settings {
+	enum amic_type mic1_type;
+	enum amic_type mic2_type;
+	enum amic_micbias mic1a_micbias;
+	enum amic_micbias mic1b_micbias;
+	enum amic_micbias mic2_micbias;
+};
+
+/* Platform data structure for the audio-parts of the AB8500 */
+struct ab8500_codec_platform_data {
+	struct amic_settings amics;
+	enum ear_cm_voltage ear_cmv;
+};
+
+#endif